Finding the Fourth Proportional to 9,015.92, 13,523.96 and 3,176.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,015.92 : 13,523.96 = 3,176.72 : x
2. Step 2: Convert to fraction form
   9,015.92/13,523.96 = 3,176.72/x
3. Step 3: Cross multiply
   9,015.92x = 13,523.96 × 3,176.72
4. Step 4: Simplify right side
   9,015.92x = 42,961,834.21
5. Step 5: Solve for x
   x = 42,961,834.21/9,015.92
6. Step 6: Final answer
   x = 4,765.11